Kraus KEF-14601-PU11CH Sonus Single Lever Basin Bathroom Faucet and Pop Up Drain with Overflow Chrome Solid Brass Construction for Maximum Durability Single Lever Design for Effortless Flow Control Kerox Ceramic Cartridge (tested w/ 500,000 cycles) High Performance / Low Flow Soft-Touch Neoperl Aerator Resists Calcium Build-Up (on Select Models) Durable Triple-Plated Finish is Corrosion & Rust-Resistant